Coffee ratio

How much coffee for 6 cups

For 6 five-ounce cups (887 ml), use about 52–55 g of coffee.

Water (6 × 5 oz)
887 ml
30 fl oz
Coffee at 1:17
52 g
1.8 oz
Stronger, 1:16
55 g
2.0 oz
SCA, 1:18
49 g
55 g per litre

Use your own numbers: open the coffee ratio calculator →

Coffee for 6 cups

Cup sizeWater1:161:171:18 (SCA)
5 fl oz887 ml55 g52 g49 g
6 fl oz1065 ml67 g63 g59 g

A coffee-maker “cup” is usually about 5 fl oz (148 ml) — check your machine’s manual. The SCA Golden Cup standard is 55 g per litre ±10% (SCA). Because the grounds hold back roughly twice their weight in water, you will pour out a little less than you put in.

Other pot sizes

4 cups · 8 cups · 10 cups · 12 cups

Last reviewed: 2026-10-04 · Disclaimer

FAQ

Coffee — questions

Most drip machines count a cup as about 5 fl oz, so 6 cups is 887 ml of water. At 1:17 that takes about 52 g of coffee; at 1:16, 55 g.

6 six-ounce cups is 1065 ml of water, which takes about 63 g of coffee at 1:17.

The SCA Golden Cup standard is 55 g of coffee per litre of water ±10% — about 1:18. Many people prefer a little stronger, 1:15–1:17.